irqchip/mtk-sysirq: Skip setting irq-wake

mtk-sysirq doesn't require specific logic to work with wakeup IRQs. To
allow registered IRQs to be used as a wakeup-source, add the flag
IRQCHIP_SKIP_SET_WAKE.
Signed-off-by: Markus Schneider-Pargmann <msp@baylibre.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20210707062004.782787-1-msp@baylibre.com

drivers/irqchip/irq-mtk-sysirq.c

@@ -65,6 +65,7 @@ static struct irq_chip mtk_sysirq_chip = {
 	.irq_set_type		= mtk_sysirq_set_type,
 	.irq_retrigger		= irq_chip_retrigger_hierarchy,
 	.irq_set_affinity	= irq_chip_set_affinity_parent,
+	.flags			= IRQCHIP_SKIP_SET_WAKE,
 };
 
 static int mtk_sysirq_domain_translate(struct irq_domain *d,